accu me930 liquid - squibb taylor

CAUTION: Co

ntact o

alation of liqu

id propa

ne, ammon

ia and

their v

can cause serio

us injury or d

eath! N

nd LP‐Gas m

e released

ors in

air currents that will insure dispe

rsion to prevent exposure to peo

ple an

d live‐

stock. LP‐Gas m

e kept fa

ugh from

me or other sou

rce of

ignitio

n to prevent fire or e

xplosion

! LP‐Gas is heavier th

an air an

d will not

disperse or e

rate ra

pidly if re

leased

in still air.

NOTE: Be

fore installing, inspect float gauge assem

bly for shipp

ing damage that m

affect perform

NING: Failu

ese instructions or to prop

erly install and

maintain this equ

sult in an explosion an

d/or fire cau

erty dam

age or persona

l injury or death. M

arshall Excelsior Com

e installed, ope

rated an

d maintaine

d in accorda

nce with

all fed

eral, state and

local cod

es and

Marshall Excelsior instructions. The

installatio

n in m

ost states m

lso comply with

NFPA stan

dards 5

and AN

SI K61.1

Only pe

nel trained

e prop

er procedu

res, cod

es, stand

ards and

regulatio

ns of the

LP‐Gas and

NH3 ind

ustries s

hould install, maintain, and

service this equ

sure all instructio

ns are re

ad and

erstoo

fore installatio

n, ope

d mainten

ance. The

se instructions m

d user of

the prod

Release all system pressure prior to installatio

n. Failure to

do so cou

sult in

person

al injury. U

se prope

r safety eq

t all tim

ompletely pu

the system

ll LP‐Gas or N

Accu‐ ‐‐ Max

LiquidLevelGauges

Series

Installatio

n Guide

Installatio

n Guide

Installatio

n Guide

pletely be

fore attem

pting installatio

n. The

se instructions are prepa

to assist q

ualified individu

nd others gene

rally fa

miliar with

id storage

ost con

sumers are no

lified to perform

the installatio

describ

ed. If you ha

ve any

stions abo

ut installatio

n or ope

n of Accu‐Max

float gau

ges, con

tact th

e Marshall Excelsior Co., o

r an au

thorized

distributor fo

r assistan

cifications are sub

ject to

nge with

otice. Pressure ratin

gs sub

ject to

rature and

other env

ental con

Constructio

n & Ope

n Accu‐M

ax liqu

id level gauges a

re designe

d for cen

terline

nting on

bulk‐storage

tanks a

nd bob

tails or transpo

The materials used

in con

struction are carefully se

lected

for com

ility with

liquid to be gauged

, so, you

expect the

unit to provide many years o

f troub

le‐free

service.

Accu‐M

ax gauges a

re ope

rated by liqu

id disp

lacemen

t of a

float b

ulb attached

ter‐balanced

float a

rm. The coun

terbalance has been adjusted

will be half‐subm

erged in th

e tank’s liqu

The main gear at the

pivot point driv

es a pinion gear attache

d to a cen

ter shaft. The

2.2:1 gear ra

tio con

verts the

° float arc to

° of cen

ter shaft ro

e magne

t, attached

d of th

e center sh

nder th

e gauge he

ad, cou

ples with

dial pointer m

t throu

e solid, non

‐magne

tic head to m

ove a po

inter a

dial, gradu

in percent of tank volume. The

limits of m

easuremen

t are 5% ‐ 95%

obtails or transpo

nd 3% ‐ 97% of tank volume for b

ulk‐storage tanks.

Centerlin

Attachmen

t To Tank

rent adapters c

an be welde

d or sc

into ta

nks to attach th

e gauge.

The mou

nting bo

les for all Accu‐M

ax float g

auges a

re on the vertical cen

terline

The Accu‐M

ax float g

auge m

to one

of the

following MEC

adapters,

E931, which has a 2.5” Male NPT

thread

which sc

rews into a 2.5” Fem

ale NPT

ling welde

d into th

e tank

E932, w

hich is designe

d to be welde

d directly

e tank. The sealing gasket, fou

r seal locators and eight m

ounting stud

are includ

ed with

the Accu‐M

ax float g

Accu M

ax Lim

ited Warranty

Marshall Excelsio

r warrants A

ccu‐Max float g

auges a

pair kits to

the original buyer

to be free

efects in

material and

anship und

er normal se

rvice and use for

two years from th

e manufactured date. If a bu

erceives a produ

have a de

‐fect, the

buyer m

Marshall Excelsio

r’s hom

e office in writing with

in 20 days of

rceived de

fect and

the prod

st‐m

arked and shippe

d F.O.B.

origin with

in 30 days to

Marshall Excelsio

r’s hom

e office after k

nown pe

rceived de

Marshall Excelsio

r will not accep

at doe

s not have a Re

turn M

aterial

Authoriza

tion (RMA) num

ber from th

me office in M

arshall, MI. After M

arshall

Excelsior has inspected the prod

nd deems the

fective, at its

discretio

arshall Excelsio

r will re

pair, re

place or re

the pu

rchase price of th

fective prod

uct. If th

ot com

ply with

the above stated

buyer will

waive uncon

nally and

absolutely any and all claim

s arising ou

t of such pe

rceived

defect.

Part #

Descriptio

n ME930

‐239

Glass fo

r 4"dial

‐240

Glass se

r 4" dial

‐210

Glass fo

r 8"dial

‐211

Glass se

r 8" dial

‐212

nting fla

nge gasket ‐ Spira

nd stainless steel, PTFE ‐ filled

‐255

Plastic

seal locators, .75''O

D x .49''ID

‐ Po

‐244

Stainless s

teel dial screw

‐ #10‐32

UNF‐2A

‐243

Stainless s

teel Dial nut ‐ #10‐32

UNF‐2B

‐223

t, 1/2"‐13 UNC‐2B

‐224

bolt, 1/2"‐13 UNC‐2A

‐222

4" Dial m

ounting bracket

‐206

8" Dial m

ounting bracket

‐905

4" Dial, LPG & NH3

, 5% ‐ 95%

‐905

8" Dial, LPG & NH3

, 3% ‐ 97%

‐211

Float b

ulb ‐ 2

" dia. x 4 1/4" long

‐903

Float b

ulb and Arm assem

bly for 7

2 dia. DOT tank

‐903

Float b

ulb and Arm assem

bly for 7

9 dia. DOT tank

‐903

Float b

ulb and Arm assem

bly for 8

4 dia. DOT tank

‐903

‐108

Float b

ulb and Arm assem

bly for 1

08 dia. A

SME stationary ta

‐903

‐130

Float b

ulb and Arm assem

bly for 1

30 dia. A

SME stationary ta

ble Shoo

ge not re

ading at lo

extrem

n installed in

empty tank

Float striking ob

struction such as d

ip pipes

Float o

nterbalance strik

ing tank

‐ Incorrect gau

Float n

ot dropp

ing un

der its own weight.

‐ Defective ga

Float a

o short for cou

nterbalance.

ge con

s reading

low extreme whe

n tank

Obstructio

bottom.

Float improp

erly cou

nterbalanced

for liquid

being gauged

. ‐ O

rder correct gau

Float leaks and

is filled with

‐ Replace floa

ge indicator staying

some midpo

int regardless o

uid level.

Float h

ung no

t allowing flo

follow liqu

level. ‐ D

efective ga

Float p

lly su

nk due

to leakage or im

terbalancing.

‐ Replace floa

t or g

Dial pointer is stuck du

e to dam

age or corrosio

n.‐ R

eplace dial.

Incorrect o

float a

rm installed or

gauge. ‐ Re

place flo

at arm

ge indicatin

uid level

inaccurately.

Gauge not fitting tank. ‐ O

rder righ

Gauge m

ounting adapter n

ot aligne

d with

is not level.

id‐tem

perature volum

e changes n

accoun

ted for.

ce not straight on

nting adapter lined

nterline gauge used

on stradd

adapter.

The minim

um adapter ope

diameter th

at and

nterbalance must p

through is 2.25

”. A

ny adapter used must b

e installed with

xis truly aligne

d with

the tank

axis. This e

nables th

e installed gauge to be exactly

horizo

ntal and

provide

accurate gauge re

adings.

Inspectio

n & Assem

bly of Gau

n the Accu‐M

ax float g

auge is re

ceived

ove and inspect it to make sure it is

in ope

g cond

. Use th

e screws a

nd nuts p

rovide

d to install the

float a

rm and

dial onto the gauge. M

ake sure th

at will fa

der its own weight b

y moving the

float arm

rough its ra

nge to detect a

ny binding

or restrictio

n. The

pointer sho

uld move slightly

past the

extreme en

ds of the

dial scale whe

n the flo

arm re

limits of its travel.

Make sure it is calibrated prop

erly by aligning

the flo

at arm

the supp

The gauge shou

ad 50%

. The 50% gradu

ation on

the dial sh

ould be at th

o’clock po

sition after the

gauge is installed in th

e adapter. If you

problem

s call Marshall Excelsio

Accuracy Precaution

Before installing your Accu‐Max gauge, be sure it fits you

r tank prop

erly. Ch

eck the

length of the

float a

easurin

g from

the pivot p

oint to

the center of the

float b

This dimen

sion shou

ld be approxim

ately .465

times th

e insid

e diam

eter of a

horizon

tal cylindrical ta

nk, and

times th

e insid

e diam

eter fo

ile ta

Before filling

the tank, be sure th

e gauge moves freely insid

any storage tanks

contain dip pipe

s, baffle

s, or o

ther obstructio

ns which m

ay interfere with

gauge float a

rm, preventing prop

er perform

Accurate m

easuremen

t of Lique

fied‐Pe

troleu

m Gas (LP Gas) o

ydrous ammon

(NH 3) req

uires c

onverting a volume measured at an ob

served

rature to

volume at a standard base tempe

rature of 6

0° F. LP Gas is usually a m

ixture of p

ropane

possib

ly other gases, so the conversio

n factor is usually determined

chart w

hen the specific gravity

of the

LP Gas at 6

0°F is know

CAUTION

ER EXC

EED THE MAX

IMUM SAF

E FILLING LEV

The tempe

rature cha

r various spe

gravitie

ixtures) of LP Gas is

based on

the pe

rmitted

filling

s as given

e NFPA 58, lique

petroleu

m gas cod

e. This chart is requ

ired for a

n LP Gas liqu

id‐le

vel gau

listed

by Und

erwriters Labo

ratorie

c. The

rt indicates the maxim

safe level for LP Gas whe

n the specific gravity

rature are

n. This s

afe level allo

pace in

the tank

for liquid expa

nsion if the

liquid tempe

rature rises.

Installin

If the gauge has n

ot been assembled

, read the section on

inspectin

g and assembling the gauge.

Place the seal locators on the short e

nd of the

s as sho

wn with

the lips

ard and install the

se stud

s in the gauge adapter.

Placem

f Studs and

l Locators

Place spira

l‐wou

nd gasket o

ole and un

der seal locators' lips.

Never re

‐use a gasket.

Placem

f Spiral‐W

Gasket

Place tw

o more seal locators over studs as sho

wn. Install these and the

remaining

s. The

gasket is n

ow cen

tered and retained

Placem

f Studs and

l Locators

The gauge is not a sub

r a fixed or adjustable liq

uid level gau

ge which

d for filling by

the NFPA 58, lique

fied pe

troleu

m gas cod

t use flo

at gau

r filling.

seal locators

. At t

. “A”

320”

3.5”

t circ

Align the flo

at arm

the supp

nd cou

nterbalance mechanism

rotate

“50%

” mark on

the dial to

the 9 o’clock po

sition, th

en insert th

e gauge flo

through the adapter into the tank. Slowly ro

tate th

e gauge un

til th

e "50%

" mark

e dial is at the

12 o’clock po

sition.

Inserting Th

the Ta

Slip th

e gauge he

ad onto stud

start the

nting stud

nut at the

6 o’clock

position. Rem

ove the dial and

install rem

aining

nuts finger‐tig

ht. Tighten nu

near th

ead just eno

ugh to m

ake the he

ad parallel to the adapter

face. Tighten in se

ce while increasin

g torque

ally. Make sure th

tween the he

ad and

adapter re

mains th

e same all the

way aroun

d. If it is n

loosen

nuts n

ear the

narrow gap

slightly and

tighten nu

ts near the

wide gap.

After the

nuts h

ave be

en partia

lly tightene

d and he

ad is parallel w

ith flange,

apply abou

t 10 ft./lbs. to

t tighten

ing sequ

ence. Now

ly abo

ft./lbs. usin

t tighten

ing sequ

ence. Then

ly a final torqu

e of 25 to 35

ft./lbs. to

each nu

t several m

ore tim

Nut Tightening Sequ

ven or excessive

nut to

age gasket and

/ or gau

ge head.

stallatio

n Inspectio

n Purge th

e vessel if necessary. Pressurize it to at least one

‐third th

e rated

nk pressure if it is a pressure vessel. Che

r leakage between he

ad and

adapter a

nd aroun

d each m

ounting bo

ad. Over‐tig

ing of m

ounting

bolts m

ay cause cracks o

r warp the he

ad. If no

leaks o

r other defects

are detected, fill the vessel.

CAUTION

The ba

ck of the

dial cha

r must b

e seated

e gauge he

ad and

brackets to

uching

the dial cha

r with

out rocking

. If they do no

t, carefully

the bracket a

rms forw

ard un

til even.

8. Attach dial chambe

r—4” DOT Mod

el at the

3 o’clock position

, 4” Stationary

el at the

9,12 and 3 o’clock po

sition as sh

7. Install dial m

ounting brackets—4” DOT mod

el at the

8” Statio

nary at the

9, 12, and

as sho

DO NOT TEST THE FLOAT

FOR LEAK

AGE BY

ANY MEA

If the dial indicates a

lower liqu

id level tha

t is kn

own, th

e gauge

float m

ay be leaking an

d may be filled with

id. Place the removed

a safe, isolated an

d well‐v

entilated

area to give the LP Gas or N

H3 a chan

diffuse. W

ith th

ese liq

d gases an

d othe

ilar p

cts, a dan

at explosion

exists d

id or g

as expan

resulting

warming a

float from

Precau

tions Regarding

oval of G

If gauge removal app

ears necessary, this sho

uld on

ly be do

ne by a qu

alified

individu

petent su

pervision

. Make sure pressure is en

tirely blow

wn and wind

ot carry fu

mes near o

pen flames.

Fire Hazard Warning

A hazard of fire

xplosio

n may exist if prope

r metho

ds are not used whe

n installing

moving gauge from

vessels containing

pressurize

d liquid or gas, flammable liqu

oxidize

H3 or LP Gas.

Removing the Gau

n removing gauges, do no

t strain or fo

rce the parts, especially in

lining

up the

terbalance. A

fter m

ounting stud

nuts h

ave be

lace th

e dial cham‐

nd slow

tate th

e gauge left or right until the po

inter is a

level. In

position, th

e coun

terbalance will be parallel to the supp

rm and

be easily with

‐draw

n through the op

ening.

stallatio

n Inspectio

r pointer m

fter 5% fu

ll, prio

r to filling to th

level.

cu‐M

ax dial face is Argon

filled an

d factory sealed

to prevent m

oisture

and fogging. Do no

ove dial fa

ce screw

s other th

ose show

n as th

may break

dial seal releasing

the Argo

accu me930 liquid - squibb taylor

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